package com.doit.学;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class demo01 {
    public static void main(String[] args) throws IOException {
        FileInputStream in = new FileInputStream("D:\\work\\abc\\于和伟.mp4");
        FileOutputStream out = new FileOutputStream("D:\\work\\abc\\于分伟.mp4");
        int b;
        while ((b=in.read())!=-1){
            out.write(b);
        }
    }
}
